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1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
4 | * Copyright (C) 2002 Ben Parnell |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation; either version 2 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program; if not, write to the Free Software |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | */ |
20 | |
21 | #define JOY_A 1 |
22 | #define JOY_B 2 |
23 | #define JOY_SELECT 4 |
24 | #define JOY_START 8 |
25 | #define JOY_UP 0x10 |
26 | #define JOY_DOWN 0x20 |
27 | #define JOY_LEFT 0x40 |
28 | #define JOY_RIGHT 0x80 |
29 | |
35868d35 |
30 | #include "minimal.h" |
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31 | |
32 | |
35868d35 |
33 | extern int swapbuttons; |
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34 | extern int scaled_display; |
35868d35 |
35 | extern int FSkip_setting; |
36 | |
37 | extern void SetVideoScaling(int pixels,int width,int height); |
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38 | |
39 | |
40 | |
41 | /* UsrInputType[] is user-specified. InputType[] is current |
42 | (game loading can override user settings) |
43 | */ |
44 | static int UsrInputType[2]={SI_GAMEPAD,SI_GAMEPAD}; |
45 | static int InputType[2]; |
46 | |
47 | static int UsrInputTypeFC={SI_NONE}; |
48 | static int InputTypeFC; |
49 | |
50 | static uint32 JSreturn; |
51 | int NoWaiting=0; |
52 | |
53 | static int powerpadsc[2][12]; |
54 | static int powerpadside=0; |
55 | |
56 | |
57 | static uint32 MouseData[3]; |
58 | static uint8 fkbkeys[0x48]; |
59 | unsigned long lastpad=0; |
60 | |
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61 | extern void ResetNES(void); |
62 | extern void CleanSurface(void); |
63 | |
64 | char soundvolmeter[21]; |
65 | int soundvolIndex=0; |
66 | int L_count=0; |
67 | int R_count=0; |
68 | extern int CurrentState; |
69 | int TurboFireOff=1; |
70 | int TurboFireTop=0; // 0 is none // 1 is A & X turbo // 2 is Y & B turbo |
71 | int TurboFireBottom=0; |
72 | int turbo_toggle_A=0; |
73 | int turbo_toggle_B=0; |
74 | |
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75 | |
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76 | static void setsoundvol(int soundvolume) |
77 | { |
78 | //FCEUI_SetSoundVolume(soundvol); |
79 | // draw on screen :D |
80 | gp2x_sound_volume(soundvolume, soundvolume); |
81 | int meterval=soundvolume/5; |
82 | for (soundvolIndex=0; soundvolIndex < 20; soundvolIndex++) |
83 | { |
84 | if (soundvolIndex < meterval) |
85 | { |
86 | soundvolmeter[soundvolIndex]='*'; |
87 | } |
88 | else |
89 | { |
90 | soundvolmeter[soundvolIndex]='_'; |
91 | } |
92 | } |
93 | soundvolmeter[20]=0; |
94 | FCEU_DispMessage("|%s|", soundvolmeter); |
95 | } |
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96 | |
97 | |
98 | |
99 | void FCEUD_UpdateInput(void) |
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100 | { |
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101 | long lastpad2=lastpad; |
102 | unsigned long pad=gp2x_joystick_read(); |
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103 | uint32 JS=0; |
104 | |
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105 | #define down(b) (pad & GP2X_##b) |
106 | #define last_down(b) (lastpad & GP2X_##b) |
107 | #define L_down (pad & GP2X_L) |
108 | #define R_down (pad & GP2X_R) |
109 | #define last_L_down (lastpad & GP2X_L) |
110 | #define last_R_down (lastpad & GP2X_R) |
111 | #define shift ((pad & GP2X_PUSH) || ((pad & (GP2X_VOL_UP|GP2X_VOL_DOWN)) == (GP2X_VOL_UP|GP2X_VOL_DOWN))) |
112 | #define last_shift ((lastpad & GP2X_PUSH) || ((lastpad & (GP2X_VOL_UP|GP2X_VOL_DOWN)) == (GP2X_VOL_UP|GP2X_VOL_DOWN))) |
113 | |
114 | if (L_down && R_down && !(pad & GP2X_PUSH) && !(last_R_down && last_L_down)) |
115 | { |
116 | ResetNES(); |
117 | puts("Reset"); |
118 | goto no_pad; |
119 | } |
120 | |
121 | if (down(VOL_UP) && !down(VOL_DOWN)) |
122 | { |
123 | soundvol+=1; |
124 | if (soundvol >= 100) soundvol=100; |
125 | //FCEUI_SetSoundVolume(soundvol); |
126 | setsoundvol(soundvol); |
127 | } |
128 | else if (down(VOL_DOWN) && !down(VOL_UP)) |
129 | { |
130 | soundvol-=1; |
131 | if (soundvol < 0) soundvol=0; |
132 | //FCEUI_SetSoundVolume(soundvol); |
133 | setsoundvol(soundvol); |
134 | } |
135 | |
136 | if (shift) |
137 | { |
138 | // only if it's something else then last time, and not moving around the joystick |
139 | if (!(pad & (GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT))) |
140 | { |
141 | if (down(SELECT)) |
142 | { |
143 | if (last_down(SELECT) && last_shift) |
144 | { |
145 | // still pressed down from stretching from last one |
146 | goto no_pad; |
147 | } |
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148 | scaled_display = !scaled_display; |
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149 | |
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150 | if (scaled_display) |
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151 | { |
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152 | SetVideoScaling(320, 256, 240); |
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153 | } |
154 | else |
155 | { |
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156 | SetVideoScaling(320, 320, 240); |
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157 | } |
158 | |
159 | goto no_pad; |
160 | } |
161 | else if (L_down && R_down) |
162 | { |
163 | FCEUI_CloseGame(); |
164 | puts("Quit"); |
165 | goto no_pad; |
166 | } |
167 | else if (R_down && !(last_R_down && last_shift)) |
168 | { |
169 | FCEUI_LoadState(); |
170 | goto no_pad; |
171 | } |
172 | else if (L_down && !(last_L_down && last_shift)) |
173 | { |
174 | FCEUI_SaveState(); |
175 | goto no_pad; |
176 | } |
177 | else if (down(A) && !(last_down(A) && last_shift)) |
178 | { |
179 | FSkip_setting--; |
180 | if (FSkip_setting < 0) { |
181 | FSkip_setting = -1; |
182 | FCEUI_DispMessage("Auto frameskip"); |
183 | } |
184 | else |
185 | FCEUI_DispMessage("Frameskip: %i", FSkip_setting); |
186 | goto no_pad; |
187 | } |
188 | else if (down(Y) && !(last_down(Y) && last_shift)) |
189 | { |
190 | FSkip_setting++; |
191 | if (FSkip_setting > 8) FSkip_setting = 8; |
192 | FCEUI_DispMessage("Frameskip: %i", FSkip_setting); |
193 | goto no_pad; |
194 | } |
195 | } |
196 | } |
197 | |
198 | // r is toggle savestate |
199 | if (R_down) |
200 | { |
201 | if (last_R_down) |
202 | { |
203 | R_count++; |
204 | if ((R_count & 31)== 31) |
205 | { |
206 | CurrentState=(CurrentState+1) % 10; |
207 | FCEUI_DispMessage("Now Using Save State %d", CurrentState); |
208 | } |
209 | } |
210 | } |
211 | else |
212 | { |
213 | R_count=0; |
214 | } |
215 | |
216 | // l is toggle turbo |
217 | if (L_down) |
218 | { |
219 | if (last_L_down) |
220 | { |
221 | L_count++; |
222 | if ((L_count & 31)== 31) |
223 | { |
224 | // 0 is none // 1 is Y & B turbo // 2 is X & A turbo |
225 | if ((!TurboFireTop) && (!TurboFireBottom)) |
226 | { |
227 | // was off |
228 | TurboFireTop=1; |
229 | TurboFireBottom=0; |
230 | if (swapbuttons) |
231 | { |
232 | FCEUI_DispMessage("Turbo A and Y"); |
233 | } |
234 | else |
235 | { |
236 | FCEUI_DispMessage("Turbo Y and B"); |
237 | } |
238 | } |
239 | else if (TurboFireTop) |
240 | { |
241 | TurboFireTop=0; |
242 | TurboFireBottom=1; |
243 | if (swapbuttons) |
244 | { |
245 | FCEUI_DispMessage("Turbo X and B"); |
246 | } |
247 | else |
248 | { |
249 | FCEUI_DispMessage("Turbo A and X"); |
250 | } |
251 | } |
252 | else |
253 | { |
254 | TurboFireTop=0; |
255 | TurboFireBottom=0; |
256 | FCEUI_DispMessage("Turbo Off"); |
257 | } |
258 | |
259 | } |
260 | } |
261 | } |
262 | else |
263 | { |
264 | L_count=0; |
265 | } |
266 | |
267 | //unsigned long padTmp=0; |
268 | // shift the bits in |
269 | // up |
270 | //padTmp=(pad & GP2X_UP) ; // 1 is 2^0, |
271 | JS |= ((pad & GP2X_UP) << (4-0)); // 0x10 is 2^4 |
272 | |
273 | //padTmp=(pad & GP2X_DOWN); // 0x10 is 2^4, |
274 | JS |= ((pad & GP2X_DOWN) << (5-4)); // 0x20 is 2^5 |
275 | |
276 | //padTmp=(pad & GP2X_LEFT); // 0x4 is 2^2, |
277 | JS |= ((pad & GP2X_LEFT) << (6-2)); // 0x40 is 2^6 |
278 | |
279 | //padTmp=(pad & GP2X_RIGHT); // 0x40 is 2^6, |
280 | JS |= ((pad & GP2X_RIGHT) << (7-6)); // 0x80 is 2^7 |
281 | |
282 | |
283 | #define A_down (pad & GP2X_A) |
284 | #define B_down (pad & GP2X_B) |
285 | #define X_down (pad & GP2X_X) |
286 | #define Y_down (pad & GP2X_Y) |
287 | |
288 | // should be 2 cycles held, 1 cycle release |
289 | turbo_toggle_A=(turbo_toggle_A+1) % 3; |
290 | turbo_toggle_B=(turbo_toggle_B+1) % 3; |
291 | |
292 | // 0 is none // 1 is Y & B turbo // 2 is X & A turbo |
293 | // B or X are both considered A |
294 | //padTmp=B_down >> 13; // 2^13, |
295 | |
296 | if (!(TurboFireTop && (!turbo_toggle_A))) |
297 | { |
298 | JS |= ((B_down >> 13) << 0); // 0x1 is 2^0 |
299 | } |
300 | // A or Y are both considered B |
301 | //padTmp=A_down >> 12; // 2^13, |
302 | if (!(TurboFireBottom && (!turbo_toggle_B))) |
303 | { |
304 | JS |= ((A_down >> 12) << 1); // 0x2 is 2^1 |
305 | } |
306 | |
307 | if (swapbuttons) |
308 | { |
309 | //padTmp=X_down >> 14; // 2^13, |
310 | if (!(TurboFireBottom && (!turbo_toggle_A))) |
311 | { |
312 | // JS |= ((X_down >> 14) << 0); // 0x1 is 2^0 |
313 | JS |= ((Y_down >> 15) << 0); // 0x1 is 2^0 |
314 | } |
315 | |
316 | //padTmp=Y_down >> 15; // 2^13, |
317 | if (!(TurboFireTop && (!turbo_toggle_B))) |
318 | { |
319 | JS |= ((X_down >> 14) << 1); // 0x2 is 2^1 |
320 | } |
321 | } |
322 | else |
323 | { |
324 | //padTmp=X_down >> 14; // 2^13, |
325 | if (!(TurboFireBottom && (!turbo_toggle_A))) |
326 | { |
327 | JS |= ((X_down >> 14) << 0); // 0x1 is 2^0 |
328 | } |
329 | |
330 | //padTmp=Y_down >> 15; // 2^13, |
331 | if (!(TurboFireTop && (!turbo_toggle_B))) |
332 | { |
333 | JS |= ((Y_down >> 15) << 1); // 0x2 is 2^1 |
334 | } |
335 | } |
336 | |
337 | // select |
338 | //padTmp=(pad & GP2X_SELECT) >> 9; // 0x40 is 2^9, |
339 | JS |= (((pad & GP2X_SELECT) >> 9) << 2); // 0x4 is 2^2 |
340 | |
341 | // start |
342 | //padTmp=(pad & GP2X_START) >> 8; // 2^8, |
343 | JS |= (((pad & GP2X_START) >> 8) << 3); // 0x8 is 2^3 |
344 | |
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345 | JSreturn = JS; |
346 | lastpad=pad; |
347 | |
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348 | //JSreturn=(JS&0xFF000000)|(JS&0xFF)|((JS&0xFF0000)>>8)|((JS&0xFF00)<<8); |
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349 | |
350 | |
351 | // JSreturn=(JSreturn&0xFF000000)|(JSreturn&0xFF)|((JSreturn&0xFF0000)>>8)|((JSreturn&0xFF00)<<8); |
352 | // TODO: make these bindable, use new interface |
353 | if(gametype==GIT_FDS) |
354 | { |
355 | NoWaiting&=~1; |
356 | if ((pad & GP2X_PUSH) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_L)) && (!(pad & GP2X_R)) && (!(lastpad2 & GP2X_PUSH))) |
357 | { |
358 | DriverInterface(DES_FDSSELECT,0); |
359 | } |
360 | else if ((pad & GP2X_L) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_PUSH)) && (!(pad & GP2X_R))&& (!(lastpad2 & GP2X_L))) |
361 | { |
362 | DriverInterface(DES_FDSINSERT,0); |
363 | } |
364 | else if ((pad & GP2X_R) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_L)) && (!(pad & GP2X_PUSH)) && (!(lastpad2 & GP2X_R))) |
365 | { |
366 | DriverInterface(DES_FDSEJECT,0); |
367 | } |
368 | } |
369 | return; |
370 | |
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371 | no_pad: |
372 | JSreturn=0; |
373 | lastpad=pad; |
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374 | } |
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375 | |
376 | |
377 | static void InitOtherInput(void) |
378 | { |
379 | |
380 | void *InputDPtr; |
381 | |
382 | int t; |
383 | int x; |
384 | int attrib; |
385 | |
386 | for(t=0,x=0;x<2;x++) |
387 | { |
388 | attrib=0; |
389 | InputDPtr=0; |
390 | switch(InputType[x]) |
391 | { |
392 | //case SI_POWERPAD:InputDPtr=&powerpadbuf[x];break; |
393 | case SI_GAMEPAD:InputDPtr=((uint8 *)&JSreturn)+(x<<1);break; |
394 | case SI_ARKANOID:InputDPtr=MouseData;t|=1;break; |
395 | case SI_ZAPPER:InputDPtr=MouseData; |
396 | t|=1; |
397 | attrib=1; |
398 | break; |
399 | } |
400 | FCEUI_SetInput(x,InputType[x],InputDPtr,attrib); |
401 | } |
402 | |
403 | attrib=0; |
404 | InputDPtr=0; |
405 | switch(InputTypeFC) |
406 | { |
407 | case SIFC_SHADOW:InputDPtr=MouseData;t|=1;attrib=1;break; |
408 | case SIFC_ARKANOID:InputDPtr=MouseData;t|=1;break; |
409 | case SIFC_FKB:InputDPtr=fkbkeys;break; |
410 | } |
411 | |
412 | FCEUI_SetInputFC(InputTypeFC,InputDPtr,attrib); |
413 | FCEUI_DisableFourScore(eoptions&EO_NOFOURSCORE); |
414 | |
415 | if(t && !(inited&16)) |
416 | { |
417 | InitMouse(); |
418 | inited|=16; |
419 | } |
420 | } |